2889398 has 12 divisors (see below), whose sum is σ = 4532388. Its totient is φ = 1381380.

The previous prime is 2889389. The next prime is 2889427. The reversal of 2889398 is 8939882.

It is a happy number.

2889398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 308 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (377699).

2^2889398 is an apocalyptic number.

2889398 is a deficient number, since it is larger than the sum of its proper divisors (1642990).

2889398 is a wasteful number, since it uses less digits than its factorization.

2889398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779 (or 2756 counting only the distinct ones).

The product of its digits is 248832, while the sum is 47.

The square root of 2889398 is about 1699.8229319550. The cubic root of 2889398 is about 142.4303219421.

The spelling of 2889398 in words is "two million, eight hundred eighty-nine thousand, three hundred ninety-eight".